| # SPDX-License-Identifier: Apache-2.0 |
| |
| CONFIG_ARM=y |
| CONFIG_SOC_SERIES_STM32F4X=y |
| CONFIG_SOC_STM32F411XE=y |
| CONFIG_CORTEX_M_SYSTICK=y |
| |
| # 84MHz system clock |
| CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=84000000 |
| CONFIG_SYS_CLOCK_TICKS_PER_SEC=1000 |
| |
| # enable uart driver |
| CONFIG_SERIAL=y |
| |
| # enable pinmux |
| CONFIG_PINMUX=y |
| |
| # enable GPIO |
| CONFIG_GPIO=y |
| |
| # clock configuration |
| CONFIG_CLOCK_CONTROL=y |
| |
| # SYSCLK selection |
| CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y |
| |
| # PLL configuration |
| CONFIG_CLOCK_STM32_PLL_SRC_HSI=y |
| |
| # produce 84MHz clock at PLL output |
| CONFIG_CLOCK_STM32_PLL_M_DIVISOR=16 |
| CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=336 |
| CONFIG_CLOCK_STM32_PLL_P_DIVISOR=4 |
| CONFIG_CLOCK_STM32_AHB_PRESCALER=1 |
| |
| # APB1 clock must not exceed 50MHz limit |
| CONFIG_CLOCK_STM32_APB1_PRESCALER=2 |
| CONFIG_CLOCK_STM32_APB2_PRESCALER=1 |
| |
| # console |
| CONFIG_CONSOLE=y |
| CONFIG_UART_CONSOLE=y |
